CN102938930B - CoMP系统中上行功率控制的补偿方法及基站、用户设备 - Google Patents

CoMP系统中上行功率控制的补偿方法及基站、用户设备 Download PDF

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Publication number
CN102938930B
CN102938930B CN201110234795.9A CN201110234795A CN102938930B CN 102938930 B CN102938930 B CN 102938930B CN 201110234795 A CN201110234795 A CN 201110234795A CN 102938930 B CN102938930 B CN 102938930B
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CN
China
Prior art keywords
transmission power
uplink transmission
adjusted value
uplink
base station
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CN201110234795.9A
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English (en)
Chinese (zh)
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CN102938930A (zh
Inventor
张佳胤
倪威
任晓涛
倪俊
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Huawei Technologies Co Ltd
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Huawei Technologies Co Ltd
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Application filed by Huawei Technologies Co Ltd filed Critical Huawei Technologies Co Ltd
Priority to CN201110234795.9A priority Critical patent/CN102938930B/zh
Priority to EP12823789.8A priority patent/EP2747495B1/de
Priority to PCT/CN2012/080242 priority patent/WO2013023612A1/zh
Publication of CN102938930A publication Critical patent/CN102938930A/zh
Priority to US14/180,556 priority patent/US9924473B2/en
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Publication of CN102938930B publication Critical patent/CN102938930B/zh
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Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W52/00—Power management, e.g. TPC [Transmission Power Control], power saving or power classes
    • H04W52/04—TPC
    • H04W52/18—TPC being performed according to specific parameters
    • H04W52/24—TPC being performed according to specific parameters using SIR [Signal to Interference Ratio] or other wireless path parameters
    • H04W52/242—TPC being performed according to specific parameters using SIR [Signal to Interference Ratio] or other wireless path parameters taking into account path loss
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W52/00—Power management, e.g. TPC [Transmission Power Control], power saving or power classes
    • H04W52/04—TPC
    • H04W52/06—TPC algorithms
    • H04W52/14—Separate analysis of uplink or downlink
    • H04W52/146—Uplink power control
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W52/00—Power management, e.g. TPC [Transmission Power Control], power saving or power classes
    • H04W52/04—TPC
    • H04W52/18—TPC being performed according to specific parameters
    • H04W52/24—TPC being performed according to specific parameters using SIR [Signal to Interference Ratio] or other wireless path parameters
    • H04W52/247—TPC being performed according to specific parameters using SIR [Signal to Interference Ratio] or other wireless path parameters where the output power of a terminal is based on a path parameter sent by another terminal
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W52/00—Power management, e.g. TPC [Transmission Power Control], power saving or power classes
    • H04W52/04—TPC
    • H04W52/30—TPC using constraints in the total amount of available transmission power
    • H04W52/36—TPC using constraints in the total amount of available transmission power with a discrete range or set of values, e.g. step size, ramping or offsets
    • H04W52/362—Aspects of the step size
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W52/00—Power management, e.g. TPC [Transmission Power Control], power saving or power classes
    • H04W52/04—TPC
    • H04W52/30—TPC using constraints in the total amount of available transmission power
    • H04W52/36—TPC using constraints in the total amount of available transmission power with a discrete range or set of values, e.g. step size, ramping or offsets
    • H04W52/367—Power values between minimum and maximum limits, e.g. dynamic range
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W52/00—Power management, e.g. TPC [Transmission Power Control], power saving or power classes
    • H04W52/04—TPC
    • H04W52/38—TPC being performed in particular situations
    • H04W52/40—TPC being performed in particular situations during macro-diversity or soft handoff
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B7/00—Radio transmission systems, i.e. using radiation field
    • H04B7/02—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas
    • H04B7/022—Site diversity; Macro-diversity
    • H04B7/024—Co-operative use of antennas of several sites, e.g. in co-ordinated multipoint or co-operative multiple-input multiple-output [MIMO] systems
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L5/00—Arrangements affording multiple use of the transmission path
    • H04L5/003—Arrangements for allocating sub-channels of the transmission path
    • H04L5/0032—Distributed allocation, i.e. involving a plurality of allocating devices, each making partial allocation
    • H04L5/0035—Resource allocation in a cooperative multipoint environment
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W52/00—Power management, e.g. TPC [Transmission Power Control], power saving or power classes
    • H04W52/04—TPC
    • H04W52/18—TPC being performed according to specific parameters
    • H04W52/24—TPC being performed according to specific parameters using SIR [Signal to Interference Ratio] or other wireless path parameters
    • H04W52/248—TPC being performed according to specific parameters using SIR [Signal to Interference Ratio] or other wireless path parameters where transmission power control commands are generated based on a path parameter
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W52/00—Power management, e.g. TPC [Transmission Power Control], power saving or power classes
    • H04W52/04—TPC
    • H04W52/30—TPC using constraints in the total amount of available transmission power
    • H04W52/32—TPC of broadcast or control channels
    • H04W52/325—Power control of control or pilot channels
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W52/00—Power management, e.g. TPC [Transmission Power Control], power saving or power classes
    • H04W52/04—TPC
    • H04W52/38—TPC being performed in particular situations
    • H04W52/50—TPC being performed in particular situations at the moment of starting communication in a multiple access environment
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W52/00—Power management, e.g. TPC [Transmission Power Control], power saving or power classes
    • H04W52/04—TPC
    • H04W52/54—Signalisation aspects of the TPC commands, e.g. frame structure
    • H04W52/58—Format of the TPC bits

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Mobile Radio Communication Systems (AREA)
CN201110234795.9A 2011-08-16 2011-08-16 CoMP系统中上行功率控制的补偿方法及基站、用户设备 Active CN102938930B (zh)

Priority Applications (4)

Application Number Priority Date Filing Date Title
CN201110234795.9A CN102938930B (zh) 2011-08-16 2011-08-16 CoMP系统中上行功率控制的补偿方法及基站、用户设备
EP12823789.8A EP2747495B1 (de) 2011-08-16 2012-08-16 Kompensationsverfahren, basisstation und benutzergerät zur uplink-leistungssteuerung in einem comp-system
PCT/CN2012/080242 WO2013023612A1 (zh) 2011-08-16 2012-08-16 CoMP系统中上行功率控制的补偿方法及基站、用户设备
US14/180,556 US9924473B2 (en) 2011-08-16 2014-02-14 Compensation method, base station, and user equipment for uplink power control in a CoMP system

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201110234795.9A CN102938930B (zh) 2011-08-16 2011-08-16 CoMP系统中上行功率控制的补偿方法及基站、用户设备

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CN102938930A CN102938930A (zh) 2013-02-20
CN102938930B true CN102938930B (zh) 2015-07-08

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Country Link
US (1) US9924473B2 (de)
EP (1) EP2747495B1 (de)
CN (1) CN102938930B (de)
WO (1) WO2013023612A1 (de)

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EP3761534B1 (de) * 2010-10-28 2023-05-03 Vivo Mobile Communication Co., Ltd. Verfahren und vorrichtung zum einstellen der übertragungsleistung des sounding referenzsignals
CN104039000B (zh) * 2013-03-07 2019-02-05 中兴通讯股份有限公司 一种功率调整的方法及基站
CN104219753B (zh) * 2013-05-29 2018-08-21 锐迪科（重庆）微电子科技有限公司 上行功控方法、系统及终端
WO2014201693A1 (zh) * 2013-06-21 2014-12-24 华为技术有限公司 功率控制方法及装置
CN105099611A (zh) * 2014-05-16 2015-11-25 华为技术有限公司 协作多点传输中确定信道质量指示符的方法和基站
CN112533272A (zh) 2014-09-28 2021-03-19 华为技术有限公司 上行功率配置方法和装置
WO2016197379A1 (zh) * 2015-06-12 2016-12-15 华为技术有限公司 控制功率的方法和相关设备
CN106455029A (zh) * 2015-08-13 2017-02-22 华为技术有限公司 功率控制的方法、装置和系统
CN106961721B (zh) * 2016-01-11 2020-05-15 中兴通讯股份有限公司 一种实现上行功率控制的方法及终端
CN107623942B (zh) * 2016-07-14 2022-06-17 中兴通讯股份有限公司 上行功率的调整方法和装置
US10638431B2 (en) * 2017-01-20 2020-04-28 Qualcomm Incorporated Power control for coordinated multipoint joint transmission
WO2018171418A1 (zh) 2017-03-24 2018-09-27 华为技术有限公司 功率控制方法、终端和网络设备
CN108632971A (zh) 2017-03-24 2018-10-09 华为技术有限公司 功率控制方法、终端和网络设备
EP3637873A4 (de) 2017-05-27 2020-05-20 Guangdong Oppo Mobile Telecommunications Corp., Ltd. Drahtloskommunikationsverfahren und -vorrichtung
EP3700264A4 (de) 2017-10-19 2020-10-21 Guangdong Oppo Mobile Telecommunications Corp., Ltd. Drahtloskommunikationsverfahren und -vorrichtung
CN109842473B (zh) * 2017-11-27 2021-05-11 华为技术有限公司 一种发送信号的方法及设备
EP4027710A4 (de) * 2019-09-30 2022-09-28 Huawei Technologies Co., Ltd. Krafteinstellungsverfahren und -vorrichtung
CN112532363B (zh) * 2020-09-14 2022-04-22 中兴通讯股份有限公司 Srs传输方法、终端及存储介质

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US8107987B2 (en) * 2007-02-14 2012-01-31 Qualcomm Incorporated Apparatus and method for uplink power control of wireless communications
JP5046904B2 (ja) * 2007-12-13 2012-10-10 株式会社エヌ・ティ・ティ・ドコモ 移動通信システム、基地局装置、ユーザ装置及び方法
KR101639810B1 (ko) * 2009-01-13 2016-07-25 엘지전자 주식회사 무선통신 시스템에서 사운딩 참조신호의 전송방법
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CN101662824A (zh) * 2009-09-11 2010-03-03 北京邮电大学 协作多点系统、用户设备和上行功率控制方法

Also Published As

Publication number Publication date
CN102938930A (zh) 2013-02-20
EP2747495A4 (de) 2014-06-25
EP2747495B1 (de) 2018-12-05
EP2747495A1 (de) 2014-06-25
US9924473B2 (en) 2018-03-20
US20140161078A1 (en) 2014-06-12
WO2013023612A1 (zh) 2013-02-21

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